Question

решите уравнение
(3x+2)^2+(4x+1)(4x-1)=(5x-1)^2

Answer 1

( 3х + 2 )^2 + ( 4х + 1 )( 4x - 1 ) = ( 5x - 1 )^2
9x^2 + 12x + 4 + 16x^2 - 1 = 25x^2 - 10x + 1
25x^2 + 12x + 3 = 25x^2 - 10x + 1
22x = - 2
X = - 1/11